docs: update documentation

Signed-off-by: Marcel Cornu <[email protected]>

lib: [cpuid] XSAVE and OSXSAVE required for all AVX architectures; fixes

 #153

- require XSAVE & OSXSAVE for AVX architectures
  - AVX2 and AVX512 are super-sets of AVX features
- update test applications to display XSAVE and OSXSAVE CPU features
- bump version to v1.2.1

Update release notes for v1.5

lib: [QUIC] check if IMB_MGR parameter is NULL

doc: release notes update for v1.3

test: [ACVP] support for HMAC-SHA-224

test: [fuzz] fix ZUC256 EIA3 job set up

test: remove debug message

test: Initialize local buffers in Kasumi F8 bitblock test

test: initialize data for null-cipher test